To add a payment, enter the date for the transaction, check number, payer and amount. Next click the Apply button and the cash discount will be calculated if the payment falls in a cash discount period.
To calculate the final payment, enter the payment date and click the Final Payment button.
Important Note: If a credit is due, set the transaction date to the same as the last check, enter "CREDIT" or "REFUND" in the check number field, then click the Final Payment button.